1. Department of Physical Chemistry, Institute of Chemistry, Faculty of Science P.J. Šafárik University in Košice Košice Slovakia
2. Division of Functional and Hybrid Systems,Division of Ceramic and Non‐metallic Systems, Division of Metallic Systems, Institute of Materials Research Slovak Academy of Sciences Košice Slovakia
3. Department of Cell Biology, Institute of Biology and Ecology, Faculty of Science P.J. Šafárik University in Košice Košice Slovakia
4. Department of Animal Nutrition and Husbandry University of Veterinary Medicine and Pharmacy in Košice Košice Slovakia